GM Service Manual Online
For 1990-2009 cars only
Figure 1:

Starter -- Lower Front of Engine Compartment


Object Number: 305308  Size: LF
(1)Positive Battery Cable
(2)G113/G117 Engine Grounds
(3)Starter Assembly
(4)Engine Oil Level Indicator Switch
(5)Knock Sensor (Bank 1)
Figure 2:

Lower Right Front of Engine (w/RPO L36,L67)


Object Number: 305309  Size: LF
(1)A/C Compressor Clutch
(2)A/C Compressor Clutch Coil Connector
(3)A/C Compressor
Figure 3:

Top Right of Engine -- RPO L36,L67


Object Number: 305310  Size: LF
(1)Ignition Coils
(2)Ignition Control Module (ICM)
(3)G111
(4)Ignition Control Module (ICM) Wiring Harness
Figure 4:

Top Front of Engine


Object Number: 305311  Size: LF
(1)Manifold Absolute Pressure (MAP) Sensor
(2)C110
(3)C126
(4)Fuel Injector 5 Connector
(5)Engine Wiring Harness
(6)Evaporative Emissions (EVAP) Canister Purge Solenoid Valve
(7)Fuel Injector 3
(8)Fuel Injector 1
(9)Ignition Control Module (ICM) Wiring Harness
Figure 5:

Right Front Side of Engine (w/RPO L36,L67)


Object Number: 305312  Size: LF
(1)C110
(2)Ignition Control Module (ICM) Wiring Harness
(3)Ignition Control Module (ICM)
(4)Crankshaft Position (CKP) Sensor
Figure 6:

Right Side of Engine (w/RPO L36,L67)


Object Number: 305313  Size: LF
(1)Camshaft Position (CMP) Sensor
(2)Ignition Control Module (ICM) Wiring Harness
Figure 7:

Left Top of Engine -- MAF, TP, ECT Sensors and IAC Valve (w/RPO L36,L67)


Object Number: 305314  Size: LF
(1)Idle Air Control (IAC) Valve
(2)Mass Air Flow (MAF) Sensor
(3)Throttle Position (TP) Sensor
(4)Engine Coolant Temperature (ECT) Sensor
Figure 8:

MAF, IAT, TP Sensors, and IAC -- LH Top of Engine


Object Number: 305315  Size: LF
(1)Idle Air Control (IAC) Valve
(2)Mass Air Flow (MAF) Sensor
(3)Intake Air Temperature (IAT) Sensor Connector
(4)Throttle Position (TP) Sensor
Figure 9:

EGR, Fuel Injectors, Generator, HO2S -- Top Rear of Engine (RPO L36)


Object Number: 305316  Size: LF
(1)Exhaust Gas Recirculation (EGR) Valve
(2)Fuel Injector Connector 6
(3)Fuel Injector Connector 4
(4)Fuel Injector Connector 2
(5)Generator
(6)Generator Connector
(7)Heated Oxygen Sensor HO2S 1
Figure 10:

Lower Rear Side of Engine (w/RPO L36,L67)


Object Number: 305317  Size: LF
(1)Knock Sensor (KS) Bank 2
(2)Knock Sensor (KS) Bank 2 -- Wiring Harness
(3)C125
Figure 11:

VSS and Engine Oil Pressure Indicator Switch -- Lower Rear of Engine


Object Number: 305318  Size: LF
(1)Power Steering Pump
(2)Engine Oil Pressure Indicator Switch
(3)Vehicle Speed Sensor (VSS)
(4)Rack and Pinion Assembly
Figure 12:

Heated Oxygen Sensor 2 (HO2S2) -- Below Center of Vehicle


Object Number: 305319  Size: LF
(1)Exhaust Heat Shield
(2)Catalytic Converter
(3)Heated Oxygen Sensor 2 (HO2S2)